You can use the Office Communications Servertab of the System Wide view to specify the host and port for connecting to Office Communications Server 2007 R2.

This tab contains the following settings:

To modify the Office Communications Server settings

  1. Click Start, point to All Programs, point to Administrative Tools, and then click Office Communications Server 2007 R2 Group Chat Server.

  2. In the Group Chat Server Configuration Tool, on the Filemenu, click Configure Server Settings.

  3. Click the System Widebutton, and then select the Office Communications Servertab.

  4. Modify the host and port settings as necessary.